Home / 1,469,390.70-2,201,364.45-836,424.30

Finding the Fourth Proportional to 1,469,390.70, 2,201,364.45 and 836,424.30

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Solution

The fourth proportional to 1,469,390.70, 2,201,364.45 and 836,424.30 is: 1,253,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,390.70 : 2,201,364.45 = 836,424.30 : x
  2. Step 2: Convert to fraction form
    1,469,390.70/2,201,364.45 = 836,424.30/x
  3. Step 3: Cross multiply
    1,469,390.70x = 2,201,364.45 × 836,424.30
  4. Step 4: Simplify right side
    1,469,390.70x = 1,841,274,719,136.14
  5. Step 5: Solve for x
    x = 1,841,274,719,136.14/1,469,390.70
  6. Step 6: Final answer
    x = 1,253,087.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.